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Showing results 1 to 16 of 16 Search took 0.00 seconds. Search: Posts Made By: dlahaye

Forum: OpenFOAM Programming & Development February 10, 2023, 15:26

Replies: 38 Has any one tried AmgX on OpenFOAM Views: 3,503 Posted By dlahaye Dear Dcn, I fail to understand what the... Dear Dcn, I fail to understand what the purpose of FOAM2CSR is. Clearly and most obviously, I am missing the point. I therefore developed myLaplacianFoam at placed it at...

Forum: OpenFOAM Programming & Development February 10, 2023, 15:12

Replies: 38 Has any one tried AmgX on OpenFOAM Views: 3,503 Posted By dlahaye Dear Klaus, Thank you for your reply.... Dear Klaus, Thank you for your reply. Much appreciated! Re-1: Thank you for pointing out the link to the video. Re-2: I fail to understand what the purpose of FOAM2CSR is. Once in...

Forum: OpenFOAM Programming & Development January 25, 2023, 07:38

Replies: 38 Has any one tried AmgX on OpenFOAM Views: 3,503 Posted By dlahaye 1/ What is the output of the following: cd... 1/ What is the output of the following: cd examples ls make -f Makefile.cray amgx_capi 2/ I send you a link to join a slack group

Forum: OpenFOAM Programming & Development January 25, 2023, 04:42

Replies: 38 Has any one tried AmgX on OpenFOAM Views: 3,503 Posted By dlahaye I am confused. The file "makefile" (or... I am confused. The file "makefile" (or variant) seems to be missing. What is the output of cd <AMGX-main-directory> find . -name *makefile* -print

Forum: OpenFOAM Programming & Development January 25, 2023, 04:00

Replies: 38 Has any one tried AmgX on OpenFOAM Views: 3,503 Posted By dlahaye We are making a small step in the good direction.... We are making a small step in the good direction. The log file, however, fails to give sufficient information. We need more information. 1/ Compile stage Here is what we now know Line...

Forum: OpenFOAM Programming & Development January 24, 2023, 08:16

Replies: 38 Has any one tried AmgX on OpenFOAM Views: 3,503 Posted By dlahaye Yes and no. Yes, I understand that the... Yes and no. Yes, I understand that the manually building the examples of AMGX/examples is *not* required. No, however, I am not interested in building the examples of AMGX/examples as a final...

Forum: OpenFOAM Programming & Development January 24, 2023, 04:51

Replies: 38 Has any one tried AmgX on OpenFOAM Views: 3,503 Posted By dlahaye Dear Klaus, 1/ I imagine that FOAM2CSR... Dear Klaus, 1/ I imagine that FOAM2CSR applies to the OpenFoam LDU matrix format. FOAM2CSR does *not* apply to the PETSc matrix format. Can you confirm? 2/ Does AMGX apply to an decomposed...

Forum: OpenFOAM Programming & Development January 24, 2023, 04:32

Replies: 38 Has any one tried AmgX on OpenFOAM Views: 3,503 Posted By dlahaye We scheduled our meeting for 16:00 this... We scheduled our meeting for 16:00 this afternoon, i.e., 5.5 hours from now. What is progress on compiling and linking AMGX tutorial, independently from OpenFoam?

Forum: OpenFOAM Programming & Development January 20, 2023, 04:23

Replies: 38 Has any one tried AmgX on OpenFOAM Views: 3,503 Posted By dlahaye Let us talk very briefly now and find a slot to... Let us talk very briefly now and find a slot to talk more extensively next week. Please send me link for Google meet either here or on private cfdonline address. Dhanyavaad.

Forum: OpenFOAM Programming & Development January 20, 2023, 03:41

Replies: 38 Has any one tried AmgX on OpenFOAM Views: 3,503 Posted By dlahaye 1/ In Item #4 above you confirm that you ran an... 1/ In Item #4 above you confirm that you ran an example of AMGX. What example is this? Where is the code of this example? 2/ How did you compile this example? Can you show me the output of the...

Forum: OpenFOAM Programming & Development January 19, 2023, 06:42

Replies: 38 Has any one tried AmgX on OpenFOAM Views: 3,503 Posted By dlahaye Thx for update. Go back to Item #7 in above... Thx for update. Go back to Item #7 in above list and try to copy AMGX tutorial into myLaplacianFoam, compile, link with AMGX library by editing Make/files appropriate and run. Talk soon.

Forum: OpenFOAM Programming & Development January 19, 2023, 03:26

Replies: 38 Has any one tried AmgX on OpenFOAM Views: 3,503 Posted By dlahaye Well done on the download. I do not... Well done on the download. I do not understand your question. My understanding is that we want to proceed as follows: 1/ extract linear system from laplacianFoam; 2/ plug linear...

Forum: OpenFOAM Programming & Development January 18, 2023, 07:15

Replies: 38 Has any one tried AmgX on OpenFOAM Views: 3,503 Posted By dlahaye Congrats for the progress! I need to be... Congrats for the progress! I need to be brief now. You can, however, copy what the paralution package does. Download paralution from...

Forum: OpenFOAM Programming & Development January 13, 2023, 07:48

Replies: 38 Has any one tried AmgX on OpenFOAM Views: 3,503 Posted By dlahaye Greetings, The motorbike tutorial is a... Greetings, The motorbike tutorial is a tutorial for the simpleFoam solver. I humbly suggest to start from the flange tutorial for the laplacianFoam solver. I suggest to copy the laplacianFoam...

Forum: OpenFOAM Programming & Development January 11, 2023, 03:36

Replies: 38 Has any one tried AmgX on OpenFOAM Views: 3,503 Posted By dlahaye You need to extract the matrix and rhs-vector... You need to extract the matrix and rhs-vector from OpenFoam and plug it into AMGX. Have you already looked into the OpenFoam matrix format, see e.g....

Forum: OpenFOAM Programming & Development January 10, 2023, 13:22

Replies: 38 Has any one tried AmgX on OpenFOAM Views: 3,503 Posted By dlahaye What kind of help do you require? Did you... What kind of help do you require? Did you manage to install AMGX on your system? Can you run AMFX on some tutorial example?

Showing results 1 to 16 of 16

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